<!DOCTYPE html SYSTEM "http://www.thymeleaf.org/dtd/xhtml1-strict-thymeleaf-4.dtd">
<!-- 公共的底部页面 -->
<html lang="en" xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org">
<div th:fragment="foot">
    <script th:src="@{/jquery/jquery-3.3.1.js}" ></script>
    <script th:src="@{/bootstrap-4.0.0-dist/js/bootstrap.bundle.min.js}" ></script>
</div>